Fuel Injector 127-8216 0R-8682 For 3116 3114 Engine

The 127 - 8216 fuel injector is a specialized injection part mainly designed for Caterpillar (CAT) engines and is widely used in construction machinery such as excavators

1.Applicable models:3114, 3116, and 3126 diesel engines

These engines are often equipped on CAT series engineering machinery like the E320B, E322B, E325B excavators, as well as M318, M320, and M325B models.

2.Product specifications and quality:

gross weight :0.8 kg per piece

packaging size:15×8×5 CM

 Inferior diesel fuel forms stubborn carbon deposits. These deposits clog the injection orifices, reducing fuel flow and impairing fuel atomization. This can lead to engine problems such as unstable idling, misfires during acceleration, and increased fuel consumption.

 Long-term vibration and temperature cycling during the operation of construction machinery can easily cause wear and aging of the 127-8216 fuel injector components, resulting in fuel leaks. The rubber O-rings and seals on the injector will harden, crack, or lose elasticity over time. Furthermore, improper installation or impacts during maintenance can damage the injector body or the connection parts to the fuel rail. When a leak occurs, there will be a noticeable diesel odor around the engine compartment. In severe cases, it can reduce fuel supply pressure, leading to insufficient engine power and even potentially causing a fire.

 The 127-8216 fuel injector relies on electronic signals to control the opening and closing of the solenoid valve for precise fuel injection. However, the high-temperature environment of a diesel engine can easily damage the internal solenoid coil and external wiring of the injector. Corrosion of connectors caused by moisture or dust can also lead to poor circuit contact. These electrical problems can prevent the injectors from receiving normal control signals. The injectors may fail to open properly, resulting in insufficient fuel supply to the corresponding cylinder or excessive fuel injection.

 If the rust-preventive oil on the new injectors is not cleaned during replacement, it will melt at high temperatures and adhere to the needle valve, causing it to stick. Simultaneously, long-term wear can damage the sealing surfaces of the needle valve and valve body, resulting in poor sealing. This not only leads to unstable injection pressure but also causes fuel backflow, making the engine difficult to start and prone to stalling during operation.

Before replacinginjector, pleasenote:
◆Replace the original diesel filter.
◆Clean the high-pressure oil pipeand common rail pipe.
◆The torque of the injectortightening nut is 35Nm.
◆Start the engine and wait until thehigh-pressure oil pipe is out of oilbefore tightening.

 

Shipping Methods

1. By express: DHL,UPS,FedEx,Aramex,TNT,EMS,SF express.
2. By air to the airport.
3. By sea to the port.
4. DDP by air or by sea
5. To your freight forwarder in China.

 

How To Cooperate With Us?

Business Supervisor

Jeisa Lin 

Phone Number

+86 15011874729

E-mail

chaotianexcavatorparts@outlook.com

 

 

 

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